Shimano Ultegra 6800 11 Speed Groupset - Grey 170mm-11/28-36/52 BSA

Product Description

The Ultegra series is 'pro-proven' as it is a direct trickle down from the Dura Ace group. It stands for state-of-the-art technology, proven in pro races. The Ultegra 6800 series contains the following components: Brakes With new polymer-coated BC-R680 cables, new brakes give smooth, light operation with excellent modulation Greater braking power modulation Br&-new SLR with 2 axle symmetric brake caliper New Brake shoe compound (R55C4) Adjustable toe-in brake shoes Spring tension adjuster Cassette Sprocket Rider tuned wider gearing options with 11-speed Available in 11-23T, 11-25T, 12-25T & 11-28T Chain SIL-TEC coating 11-speed chain Crankset (Bottom bracket is BSA threaded english standard ) Dura-Ace proven 4-arm design: Same stiffness & lighter weight 14g lighter weight & half the friction of the SM-BB6700, while maintaining the same durability Gearing 53x 39 Front (BSA threaded english standard ) & Rear Derailleurs More equal shifting effort throughout the full range of the cassette Maintains precise shifting over an extended time period Wide link design increase rigidity & reduces shifting deflection Braze-on fit as standard; if your bike does not have a braze-on mount seat tube adapters are available Braze-on fit as standard; if your bike does not have a braze-on mount seat tube adapters are available Shifter
- STI Dual Control Tactile feedback to the rider that the gear shift has been completed Light action, define click engagement Vivid index shifting Short lever stroke response Powerful & controllable braking system Carbon brake lever New Ultegra Polymer-coated Shift Cable Can’t find the spec you want? Contact our Customer Services team & we will do our best to source the exact spec you would like.